that was the only court that found that that law blocked challenges to the affordable care act. the supreme court ins final health care ruling said that that act did not apply. >> brown: briefly, so now there's a chance it will come back to the supreme court. >> i'll bet you dollars on donuts. >> brown: you will? >> if liberty university loses, that liberty university will be back at the supreme court probably next year. >> brown: i'm not taking a bet against you. we'll talk about it if it happens, of course. marcia coyle, thanks again. >> my pleasure, jeff. >> suarez: we'll be back shortly with a look at the age gap in the votes cast in this year's presidential election. but first, this is pledge week on pbs. >> suarez: finally tonight, we turn to politics and a look at the impact of the youth vote in this year's presidential election. in 2008, young people went to the polls in record numbers, with 66% of 18- to 29-year-olds supporting president obama, helping to sweep him to victory. but this year the president's support among that age group dipped to 60%, although young voter